about co2 levels in the air..., page-85

recycle owlie

what percentage of your body is phosphorus? A little too much and your heart stops, not enough and your heart stops.

How much of your car is oil? A little too much and the engine stops, not enough and your engine stops

How much of your body is salt? A little too much and you die, not enough and you die

How much of a tree is magnesium, too much and it dies, not enough and it does not grow straight and fails to support the species that depend on it.

I am sure you get the picture